MS27649-4

View detailed technical data, stock status, and sourcing information for: MS27649-4
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-088-0332

Item Name Code

00041

Assigment Date

01/04/1980 (46 years ago)

A cylindrical item in which the inner or outer ring turns upon row(s) of hardened roller, bearing which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes:bearing,roller,cylindrical.

0.3070 inches minimum and 0.3120 inches maximum outer ring width, 0.4355 inches minimum and 0.4380 inches maximum inner ring width, 0.7495 inches minimum and 0.7500 inches maximum overall outside diameter, pressed retainer fabrication method, 0.2495 inches minimum and 0.2500 inches maximum bore diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Bore Diameter: 0.2495 inches minimum and 0.2500 inches maximum
Overall Outside Diameter: 0.7495 inches minimum and 0.7500 inches maximum
Outer Ring Width: 0.3070 inches minimum and 0.3120 inches maximum
Inner Ring Width: 0.4355 inches minimum and 0.4380 inches maximum
Retainer Fabrication Method: pressed
Seal Quantity: 2
Bearing Seal Type: contact
Load Direction: radial
Special Features: 80 pct full of specified lubricant,heat stabilized for operation at 250 deg f,rings and ball heat treat to rockwell c scale 57 min 63 max,internal clearance 0.0003 in. min 0.0009 in. max
Lubrication Material: grease
Lubrication Material Document And Classification: mil-g-81322 mil spec single material response
Material: plastic polytetrafluoroethylene seal
Material: steel comp 440a inner ring
Material: steel comp 440a outer ring
Material: steel comp 440a ball
Material: steel comp 440a retainer
Material Document And Classification: aisi assn std single material response ball
Material Document And Classification: aisi assn std single material response inner ring
Material Document And Classification: aisi assn std single material response outer ring
Material Document And Classification: aisi assn std single material response retainer
Material Document And Classification: ams 3652 assn std single material response seal
Style Designator: single row inner ring extended both sides

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
MS27649-4	Airframe Ball Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-01-088-0332?

The FSCG of the NSN 3110-01-088-0332 is 3110

Does the NSN 3110-01-088-0332 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105068

Does NSN 3110-01-088-0332 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3110-01-088-0332 contain precious materials?

Precious metal content is unknown

Does NSN 3110-01-088-0332 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 3110-01-088-0332 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Fri, Jan 4, 1980